Officials said the gunman fatally shot himself after his attack, which set off a chaotic scene that rippled out into the heart of Manhattan during rush hour.

This is a breaking news story. For latest updates, please go to our live blog. An NYPD officer and at least four other victims were killed in a shooting at an office skyscraper in midtown Manhattan Monday evening,

Four people were shot and killed in Midtown Manhattan on Monday. The deceased included two males, one female, and one NYPD officer. One male was also shot and is still in critical condition. The shooter died of an apparent self-inflicted gunshot wound, the mayor said.